Catalytic Ozonation of Air toward Direct Nitric Acid Production Using Hierarchical Co3O4 with a Tunable Microstructure

P Liu, Y Liu, A Zhang, Z Liu, L Yang… - ACS Applied Materials & …, 2024 - ACS Publications
The nitrogen oxidation reaction (NOR) to form nitric acid by applying natural air and H2O
under ambient conditions is a sustainable approach to achieving efficient and selective N2 …

Single-Atom Fe-N4 Sites for Catalytic Ozonation to Selectively Induce a Nonradical Pathway toward Wastewater Purification

T Ren, M Yin, S Chen, C Ouyang… - Environmental …, 2023 - ACS Publications
Nonradical oxidation has been determined to be a promising pathway for the degradation of
organic pollutants in heterogeneous catalytic ozonation (HCO). However, the bottlenecks …

N-coordinated single cobalt atoms catalyst triggering concerted radical-nonradical process in catalytic ozonation for efficient water decontamination

L Liang, P Cao, H Bai, X Qin, Z Lu, S Chen, Y Liu… - Applied Catalysis B …, 2024 - Elsevier
Heterogeneous catalytic ozonation (HCO) has been developed as a promising technology
for wastewater treatment, while traditional radical-based HCO process still suffers from …

Enhanced catalytic ozonation over reduced spinel CoMn 2 O 4 for NO x removal: active site and mechanism analysis

W Zhao, Q Zhong, J Ding, Z Deng, L Guo, F Song - RSC advances, 2016 - pubs.rsc.org
In this paper, CO atmosphere reduced cobalt manganate (CoMn2O4/CO), prepared by a
hydrothermal method, was successfully utilized in catalytic ozonation for NOx removal …

Catalytic ozonation benefit from the enhancement of electron transfer by the coupling of g-C3N4 and LaCoO3: discussion on catalyst fabrication and electron transfer …

Y Zhang, Q Li, Y Long, J Zou, Z Song, C Liu… - Applied Catalysis B …, 2019 - Elsevier
In this study, the novel design approach of catalyst in catalytic ozonation was proposed to
enhance electron transfer in catalytic ozonation, achieving a better performance on micro …

Nonradical-dominated pathway toward selective catalytic ozonation of NH4+-N to N2 in drinking water over birnessite

C Zhang, C Shen, Z Huang, H Xu, Y Zeng… - Separation and …, 2024 - Elsevier
Abstract Ammonia nitrogen (NH 4+-N), which exists in the dominant form of ammonium ion
(NH 4+) under the pH of 6.5–8.5, is one of the regular indexes and the most important …

Oxygen Vacancy-rich Porous Co3O4 Nanosheets toward Boosted NO Reduction by CO and CO Oxidation: Insights into the Structure–Activity Relationship and …

X Wang, X Li, J Mu, S Fan, X Chen… - … applied materials & …, 2019 - ACS Publications
Oxygen vacancy-rich porous Co3O4 nanosheets (OV-Co3O4) with diverse surface oxygen
vacancy contents were synthesized via facile surface reduction and applied to NO reduction …

Extensive incorporation of carboxyl groups into g-C3N4 by integrated oxygen doping and HNO3 oxidation for enhanced catalytic ozonation of para-chlorobenzoic acid …

F Zhang, J Liao, J Lu, J Niu - Separation and Purification Technology, 2021 - Elsevier
Abstract Carbon nitride (CN), oxygen-doped carbon nitride (CNO), HNO 3 oxidized CN (CN-
10) and CNO (CNO-10), were synthesized and used to catalyze ozonation of para …

Insights into the influence of water molecules on selective catalytic ozonation of gaseous ammonia into nitrogen on cryptomelane-type manganese oxide using in-situ …

L Wang, L Gao, A Li, T Wen, J Zhang, C Long - Chemosphere, 2023 - Elsevier
Catalytic ozonation is an environmentally friendly technology for the removal of gaseous NH
3 due to high NH 3 conversion and high N 2 selectivity at ambient temperature. However …

Efficient catalytic ozonation over Co-ZFO@ Mn-CN for oxalic acid degradation: Synergistic effect of oxygen vacancies and HOO-Mn-NX bonds

M Xu, Y Zhang, H Yin, J Wang, A Li… - Applied Catalysis B …, 2023 - Elsevier
Abstract Co-ZFO@ Mn-CN with 1 O 2 and O 2•− as main reactive oxygen species was
synthesized for catalytic ozonation, which could efficiently degrade organic pollutants. EPR …